Highlights Comes with 6050mAh large capacity battery
High performance MTK6735 Quad-core 1.0GHz CPU
Android 5.1 operating system
5.5" multi-point capacitive touch screen with 1280x720  resolution
Supports OTG and GPS function
Can expand memory with an external TF card up to 32GB
Supports Wi-Fi for wireless network connection
Comes with built-in Bluetooth for wireless data transmission
Equipped with dual cameras (Front: 5.0MP; Rear: 13.0MP)
Main Features
Brand & Model VKWorld VK6050
Phone Style 4G Smartphone
Phone Standard GSM, WCDMA
Data service GPRS, EDGE
SIM Card Configuration Dual SIM card dual standby
Network Support 2G: GSM850/900/1800/1900
3G: WCDMA850/900/2100
4G: LTE FDD 800/1800/2100/2600
CPU MTK6735 Quad-core 1.0GHz
Operating System Android 5.1
Messaging SMS, MMS
Languages English, German, Spanish, Italian, French, Portuguese, Russian, Indonesian Language, Polish, Thai, Arabic, Turkish, Vietnamese, Malay, Ukrainian, Greek, Hebrew, Czech, Slovak, Hungarian, Dutch, Slovenian, Croatian, Chinese (simplified), Chinese (traditional) 
Additional Features
Bluetooth  Yes
Wi-Fi  802.11b/g/n
TV N/A
Supported Audio Formats MP2, MP3, WMA
Supported Video Formats 3GP, MPEG4, H.263, H.264
Supported Image Formats BMP, JPEG, GIF, PNG
Camera Front: 5.0 mega pixels, Rear: 13.0 mega pixels 
Java Supported N/A
FM Radio Supported Yes
Built-in Games N/A
GPS Yes 
G-Sensor Yes
Functions Ebook, Email, Calendar, Agenda, Memo, Calculator, Alarm clock, Voice recorder, Light sensor, G-sensor, Proximity sensor
Memory
Built-in Memory  RAM: 1GB, ROM: 16GB
Card Slot  Supports an external TF card up to 32GB
Card Included N/A
Screen
Touch Screen Capacitive IPS HD Touch
Size of Display 5.5"
Resolution 1280x720 
Battery & Power
Battery 6050mAh removeable battery (standby time:1080h, talk time:72h, charging time:2-3h)  
Product Details (without package and accessories)
Dimensions 148 x 78 x 9.5 mm